Fixed order or backtrace and image addresses in exception trace
Added 'depth' ivar to BacktraceInfo class
Rewrite all backtrace lines to allow for reformatting
Print offsets as hex instead of decimal
Store image address as unsigned long long instead of NSString
Renamed start_address to imageAddress for clarity
Renamed convertHexStringToLongLong() -> unsignedLongLongFromHexString()
Cleaned up 'common' functions
Zero-pad image address in output
Use a fixed width for addresses in order to align comments
Detect if file has already been processed by symbolicate

NOTE: This is to allow for reprocessing.
Allow re-symbolication when a symbol map is provided
Fixed Vim modeline for symbolicate.mm
Indent the blame section in the output
Updated for release (v1.1.0)

NOTE: This version was compiled with the following flags enabled in the
      Makefile: SDKTARGET, TARGET_CXX, TARGET_LD, TARGET_CODESIGN_ALLOCATE.